Examine source code of Clover - Zero Escape 999

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Clover Field - 999",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(223, 107, 149)",
      "toolbar_text": "rgb(226, 197, 210)",
      "frame": "rgb(104, 13, 13)",
      "tab_background_text": "rgb(226, 197, 210)",
      "toolbar_field": "rgb(245, 227, 235)",
      "toolbar_field_text": "rgb(214, 62, 90)",
      "tab_line": "rgb(248, 112, 140)",
      "popup": "rgb(101, 32, 32)",
      "popup_text": "rgb(24, 127, 70)",
      "button_background_active": "rgb(248, 112, 140)",
      "button_background_hover": "rgb(131, 9, 53)",
      "frame_inactive": "rgb(13, 78, 42)",
      "icons_attention": "rgb(34, 105, 66)",
      "icons": "rgb(252, 144, 190)",
      "ntp_background": "rgb(226, 197, 210)",
      "ntp_text": "rgb(214, 62, 90)",
      "popup_border": "rgb(13, 78, 42)",
      "sidebar_border": "rgb(248, 112, 140)",
      "sidebar_text": "rgb(187, 12, 75)",
      "sidebar": "rgb(226, 197, 210)",
      "toolbar_top_separator": "rgb(248, 112, 140)",
      "tab_loading": "rgb(248, 112, 140)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4e884cca-a9a6-4b56-8c21-bf429d1dc56f}"
    }
  }
}